<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
		<div id="app">
			<!-- <input type="text" name="" id="" value="" v-model="message"/> -->
			<!-- <input type="text" name="" id="" :value="message" @input="valueChange"/> -->
			<input type="text" name="" id="" :value="message" @input="message=$event.target.value"/>
			<h2>{{message}}</h2>
		</div>
		<script src="../js/vue.js"></script>
		<script>
			const app=new Vue({
				el:'#app',
				data:{
					message:'你好'
				},
				methods:{
					valueChange(event){
						console.log(event);
						this.message=event.target.value;
					}
				}
			})
		</script>
	</body>
</html>
 